American Century Companies’s Immuneering IMRX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$180K Buy
+34,224
New +$175K ﹤0.01% 2726
2024
Q2
Sell
-11,526
Closed -$33.3K 2904
2024
Q1
$33.3K Sell
11,526
-137
-1% -$768 ﹤0.01% 2912
2023
Q4
$85.7K Buy
11,663
+213
+2% +$1.42K ﹤0.01% 2825
2023
Q3
$87.9K Buy
+11,450
New +$105K ﹤0.01% 2737

Other funds holding IMRX

American Century Companies's IMRX Position: Q1 2026 in Review

American Century Companies opened a new position in Immuneering (IMRX) in Q1 2026: 34,224 shares worth $180K. The stake represents ﹤0.01% of the portfolio and ranks #2726 among its holdings. This is a return to the name: American Century Companies previously reported a position in IMRX as recently as Q1 2024.

American Century Companies first reported a position in IMRX in Q3 2023 and has held it in 4 quarters since. 95 funds tracked by Wall St. Rank hold IMRX as of Q1 2026.

  • American Century Companies held 34,224 shares of Immuneering worth $180K as of Q1 2026.
  • Immuneering was a new American Century Companies position in Q1 2026.
  • Immuneering made up ﹤0.01% of American Century Companies's portfolio in Q1 2026, its #2726 holding.
  • American Century Companies first reported a position in Immuneering in Q3 2023 and has held it in 4 quarters since.
  • 95 funds tracked by Wall St. Rank held Immuneering as of Q1 2026.

Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.